/*
* Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package com.sun.jump.os;
/**
* <code>JUMPOSInterface</code> needs to be implemented to fulfill
* the OS dependencies in the JUMP system.
*/
public abstract class JUMPOSInterface {
private static JUMPOSInterface INSTANCE = null;
public static synchronized JUMPOSInterface getInstance() {
return INSTANCE;
}
/**
* Creates a new instance of JUMPOSInterface
*/
protected JUMPOSInterface() {
synchronized (JUMPOSInterface.class){
if ( INSTANCE == null ) {
INSTANCE = this;
}
}
}
/**
* Set testing mode. A "TESTING_MODE" message is sent to the
* server.
* @param filePrefix tells the server where the stdout and
* stderr output files should go.
*/
public abstract void setTestingMode(String filePrefix);
/**
* Create a process and return a unique integer ID designating it.
*/
public abstract int createProcess(String[] args);
/**
* Create a native process and return a unique integer ID designating it.
*/
public abstract int createProcessNative(String[] args);
/**
* Return the current process ID.
*/
public abstract int getProcessID();
/**
* Return the executive's process ID.
*/
public abstract int getExecutiveProcessID();
/**
* Get the message queue interface
*/
public abstract JUMPMessageQueueInterface getQueueInterface();
}
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